Schedule Observations Schedule Spectroscopic Observations
NameP11p9tt → 2021 WD
Type NEO
Status Not Following
Source Minor Planet Center
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Recent Blocks Scheduled
  • No blocks have been scheduled
Measurements
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Last Update: 2021-Nov-23 20:23
Orbital Elements
MPC Minor Planet
Epoch of elements (MJD)
59540.0 Nov. 22, 2021
Orbital inclination in deg 9.12892
Longitude of Ascending Node (deg) 311.12982
Arg of perihelion (deg) 47.47229
Eccentricity 0.6592332
Mean distance (AU) 2.410861
Mean Anomaly (deg) 12.42678
Absolute Magnitude (H) 21.2
Slope Parameter (G) 0.15
Albedo (average) 0.17
Albedo (range) 0.01 - 0.60
Diameter in meters (average) 204
Diameter in meters
(range)		 99 - 765
Physical Parameters
Diameter Initial Diameter Guess using H=21.2 and albedo=0.14 (0.01 to 0.5)

MPC Default
204.39 m +560.0 / -96.0
Follow-up Details
NEOCP digest2 score 74
Number of observations 25
Arc length (days) 2.33
Time since last observation (days) 0.07
Spectroscopy Details
Known Taxonomies None